Question

c) (x+1)/3 + (x+2)/4 = 2 *
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Answer 1

Explicação:

.

$\dfrac{x + 1}{3} + \dfrac{x + 2}{4} = 2$

$4(x + 1) + 3(x + 2) = 24$

$4x + 4 + 3x + 6 = 24$

$7x + 10 = 24$

$7x = 24 - 10$

$7x = 14$

$x = \dfrac{14}{7}$

$x = 2$